For the Given Functions F and G , Find the Indicated

question 70

Multiple Choice

For the given functions f and g , find the indicated composition.
- $$f ( x ) = 4 x ^ { 2 } + 2 x + 7 , \quad g ( x ) = 2 x - 8$$
$( g f ) ( x )$

• A) \(4 x ^ { 2 } + 2 x - 1\)
• B) \(8 x ^ { 2 } + 4 x + 6\)
• C) \(4 x ^ { 2 } + 4 x + 6\)
• D) \(8 x ^ { 2 } + 4 x + 22\)

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Present Value

The today's worth of future money or cash flow sequences, when a certain rate of return is applied.

Discount Rate

In finance, the discount rate is the interest rate used to determine the present value of future cash flows.

Present Value

A future sum of money or cash flows' value at present, applying a specific rate of return.

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Compound interest is the addition of interest to the principal sum of a loan or deposit, where interest in the next period is then earned on the principal sum plus previously accumulated interest.